Electrical energy storage (EES) systems - Part 5-2: Safety requirements for grid-integrated EES syst...
IEC 62933-5-2:2020 primarily describes safety aspects for people and, where appropriate, safety matters related to the surroundings and living beings for grid-connected energy storage systems where an electrochemical storage subsystem is used.
Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 1: ...
IEC TR 60919-1:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC TR 60919-1:2020(E) provides general guidance on the steady-state performance requirements of high-voltage…
Performance of high-voltage direct current (HVDC) systems with line-commutated converters - Part 1: ...
IEC TR 60919-1:2020(E) provides general guidance on the steady-state performance requirements of high-voltage direct current (HVDC) systems. It concerns the steady-state performance of two-terminal HVDC systems utilizing 12-pulse converter units comprised of three-phase bridge (double-way) connections, but it does not cover multiterminal HVDC transmission systems. Both terminals are assumed to…
Solderless connections - Part 3: Accessible insulation displacement (ID) connections - General requi...
IEC 60352-3:2020 is applicable to ID connections which are accessible for tests and measurements according to Clauses 6 through 8 and which are made with
– appropriately designed accessible ID terminations,
– wires having solid round conductors of 0,25 mm to 3,6 mm nominal diameter,
– wires having stranded conductors of 0,05 mm2 to 10 mm2 cross-sectional area,
for use in electrical and…
Light emitting diode (LED) equipment for lighting applications
1 Scope
1.1
1.1.1
The requirements specified in this Standard cover light-emitting diode (LED) equipment that is an
integral part of a luminaire or other lighting equipment and that operates in the visible light spectrum
between 400 and 700 nm. These requirements also cover the component parts of LED equipment,
including LED controlgear, controllers, arrays, modules, and packages, as…
Hoses for liquefied natural gas (LNG) dispensing systems for natural gas vehicles (NGV)
1 Scope
1.1
This Standard applies to liquefied natural gas metallic hose assemblies that are used on LNG dispensers to connect the dispenser to the refuelling nozzle and for gas lines that carry vented gas back to a safe location within the following service temperature range from –196 °C to +65 °C (–320 °F to +149 °F) and nominal hose size range DN (NPS) from 10 to 50 (3/8 to 2).
1.2
Hose…
Petroleum and natural gas industries — Steel pipes for use as casing or tubing for wells
This document specifies the technical delivery conditions for steel pipes (casing, tubing and pup joints), coupling stock, coupling material and accessory material.
By agreement between the purchaser and manufacturer, this document can also be applied to other plain-end pipe sizes and wall thicknesses.
This document is applicable to the following connections:
— short round thread casing (SC…
Resistance welding equipment - Part 2: Electromagnetic compatibility (EMC) requirements
IEC 62135-2:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition.
IEC 62135-2:2020 is applicable to equipment for resistance welding and allied processes which are connected to mains…
Resistance welding equipment - Part 2: Electromagnetic compatibility (EMC) requirements
IEC 62135-2:2020 is applicable to equipment for resistance welding and allied processes which are connected to mains supplies with rated voltages up to 1 000 V AC RMS. This document does not define safety requirements. This third edition cancels and replaces the second edition published in 2015. This edition constitutes a technical revision. This edition includes the following significant…
Matériels de soudage par résistance - Partie 2: Exigences de compatibilité électromagnétique (CEM)
L’IEC 62135-2:2020 est applicable aux matériels de soudage par résistance et procédés connexes qui sont connectés aux réseaux d’alimentation avec des tensions assignées jusqu’à 1 000 V efficace en courant alternatif. Le présent document ne définit pas d’exigences de sécurité. Cette troisième édition annule et remplace la deuxième édition parue en 2015. Cette édition constitue une révision…